from tkinter import *
print('Введите начальную координату X:')
X=int(input())
print('Введите начальную координату Y:')
Y=int(input())
print('Введите коэффициент увеличения N:')
N=int(input())
coords= [0, 0, 10, 0, 10, 10, 20, 10, 20, 20, 10, 20, 10, 30, 0, 30]

if N == 0 and X>=0 and X<=500 and Y>=0 and Y<=500:
     pass
else:
     if N > 0 and 0*N+X>= 0  and 0*N+Y>= 0 and 30*N+X<=500 and 30*N+Y<=500:
          pass
     else:
          if N < 0 and 30*N+X>=0 and 30*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
               pass
          else:
               print('размер фигуры превышает максимальный размер поля')
               exit()
root = Tk()
root.title('ИТ марафон')
root.geometry('500x500')

canvas = Canvas(bg='white', width=500, height=500)
canvas.pack(anchor=CENTER,expand=1)

canvas.create_polygon(coords[0] *N+X,coords[1] *N+Y,
                      coords[2] *N+X,coords[3] *N+Y,
                      coords[4] *N+X,coords[5] *N+Y,
                      coords[6] *N+X,coords[7] *N+Y,
                      coords[8] *N+X,coords[9] *N+Y,
                      coords[10]*N+X,coords[11]*N+Y,
                      coords[12] *N+X,coords[13] *N+Y,
                      coords[14] *N+X,coords[15] *N+Y)                            
root.mainloop()



